<!--
var log = [];
for (x in navigator) {
  navigator[x] = 1; // this should silently fail and not throw per webidl
  if (navigator[x] === 1)
    log.push(x);
}
postMessage(log.join(', '));
/*
-->
<!doctype html>
<title>readonlyness of members of Navigator</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<script>
async_test(function() {
  var worker = new Worker('#');
  worker.onmessage = this.step_func(function(e) {
    assert_equals(e.data, '');
    this.done();
  });
});
</script>
<!--
*/
//-->